#3F278A#3F278A

#3F278A is a dark, vivid violet. Relative luminance 0.043; OKLCH L 36.8% C 0.155 H 287.3°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#3F278A
RGB	rgb(63, 39, 138)
HSL	hsl(255, 56%, 35%)
HSV	hsv(255, 72%, 54%)
CMYK	cmyk(54.3%, 71.7%, 0%, 45.9%)
CIE-LAB	lab(24.77, 37.39, -51.33)
CIE-LCH	lch(24.77, 63.50, 306.07°)
OKLab	oklab(36.78% 0.046 -0.1475)
OKLCH	oklch(36.78% 0.155 287.3)
XYZ	xyz(7.3615, 4.3424, 24.4901)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F278A #728A27

analogous

#27418A #3F278A #70278A

triadic

#3F278A #8A3F27 #278A3F

tetradic

#3F278A #8A2741 #728A27 #278A70

square

#3F278A #8A2741 #728A27 #278A70

split-complementary

#3F278A #8A7027 #418A27

monochromatic

#130C2B #291A5A #3F278A #5534BA #775BD1

Accessibility & contrast

On white

11.24

#3F278A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#3F278A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F278A

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F278A	#FFFFFF	#000000	##FFFFFF
##3F278A	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8D

Deuteranopia (green-blind)

#003888

Tritanopia (blue-blind)

#214155

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #3f278a;
/* rgb */ color: rgb(63, 39, 138);
/* oklch */ color: oklch(36.8% 0.155 287.3);

Tailwind

colors: {
  custom: {
    50: '#7c63ad',
    500: '#3f278a',
    950: '#000000',
  },
}

SCSS

$custom: #3f278a;
$custom-light: #7c63ad;
$custom-dark: #000000;

JSON

{
  "hex": "#3f278a",
  "rgb": {
    "r": 63,
    "g": 39,
    "b": 138
  },
  "hsl": {
    "h": 254.545,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.36782,
    "c": 0.15451,
    "h": 287.3
  },
  "luminance": 0.04343
}

Semantic roles & 50–950 ramp

primary

#3F278A

secondary

#9FB657

accent

#DF49BB

background

#F8F6FA

surface

#EFEBF4

border

#CAC6CE

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #3F278A

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →